Display screen with a graphical user interface



FIG. 1 is a front view of a first embodiment of a display screen with agraphical user interface showing my new design; and,

FIG. 2 is a front view of a second embodiment of a display screen with agraphical user interface showing my new design.

The broken line illustrates the display screen and forms no part of theclaimed design. The broken lines illustrate portions of a graphical userinterface and form no part of the claimed design.

CLAIM The ornamental design for a display screen with a graphical userinterface, as shown and described.